Favorite Portal 2 quote so far

Okay, look. We both said a lot of things that you are going to regret. But I think we can put our differences behind us. For science… you monster

or

Do you know the biggest lesson I learned from what you did? We’re a lot alike, you and I. You tested me, I tested you. You killed me, I – oh no, wait. I guess I haven’t killed you yet. Well … food for thought